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Merge pull request #43705 from amolnar-rh/BZ2063509

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BZ2063509: Updated procedure steps for Creating RHCOS images cache
This commit is contained in:
Kathryn Alexander
2022-03-28 09:32:52 -04:00
committed by GitHub
parent d81396423d 544005bd2f
commit e87cc7d5c4
1 changed files with 6 additions and 21 deletions
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27
modules/ipi-install-creating-an-rhcos-images-cache.adoc
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@@ -57,42 +57,32 @@ $ sudo semanage fcontext -a -t httpd_sys_content_t "/home/kni/rhcos_image_cache(
$ sudo restorecon -Rv /home/kni/rhcos_image_cache/
----
. Get the commit ID from the installation program:
+
[source,terminal]
----
$ export COMMIT_ID=$(/usr/local/bin/openshift-baremetal-install version | grep '^built from commit' | awk '{print $4}')
----
+
The ID determines which image the installation program must download.
. Get the URI for the {op-system} image that the installation program will deploy on the bootstrap VM:
+
[source,terminal]
----
$ export RHCOS_QEMU_URI=$(curl -s -S https://raw.githubusercontent.com/openshift/installer/$COMMIT_ID/data/data/coreos/rhcos.json | jq -r '.architectures.x86_64.artifacts.qemu.formats["qcow2.gz"].disk.location'
$ export RHCOS_QEMU_URI=$(/usr/local/bin/openshift-baremetal-install coreos print-stream-json | jq -r --arg ARCH "$(arch)" '.architectures[$ARCH].artifacts.qemu.formats["qcow2.gz"].disk.location')
----
. Get the path where the image is published:
+
[source,terminal]
----
$ export RHCOS_PATH=$(curl -s -S https://raw.githubusercontent.com/openshift/installer/$COMMIT_ID/data/data/coreos/rhcos.json | jq .baseURI | sed 's/"//g')
$ export RHCOS_QEMU_PATH=$(/usr/local/bin/openshift-baremetal-install coreos print-stream-json | jq -r --arg ARCH "$(arch)" '.architectures[$ARCH].artifacts.qemu.formats["qcow2.gz"].disk["sha256"]')
----
. Get the SHA hash for the {op-system} image that will be deployed on the bootstrap VM:
+
[source,terminal]
----
$ export RHCOS_QEMU_SHA_UNCOMPRESSED=$(curl -s -S https://raw.githubusercontent.com/openshift/installer/$COMMIT_ID/data/data/coreos/rhcos.json | jq -r '.images.qemu["uncompressed-sha256"]')
$ export RHCOS_QEMU_UNCOMPRESSED_SHA256=$(/usr/local/bin/openshift-baremetal-install coreos print-stream-json | jq -r --arg ARCH "$(arch)" '.architectures[$ARCH].artifacts.qemu.formats["qcow2.gz"].disk["uncompressed-sha256"]')
----
. Download the image and place it in the `/home/kni/rhcos_image_cache` directory:
+
[source,terminal]
----
$ curl -L ${RHCOS_PATH}${RHCOS_QEMU_URI} -o /home/kni/rhcos_image_cache/${RHCOS_QEMU_URI}
$ curl -L ${RHCOS_QEMU_URI} -o /home/kni/rhcos_image_cache/${RHCOS_QEMU_PATH}
----
. Confirm SELinux type is of `httpd_sys_content_t` for the new file:
@@ -125,12 +115,7 @@ $ export BAREMETAL_IP=$(ip addr show dev baremetal | awk '/inet /{print $2}' | c
+
[source,terminal]
----
$ export RHCOS_QEMU_SHA256=$(zcat /home/kni/rhcos_image_cache/${RHCOS_QEMU_URI} | sha256sum | awk '{print $1}')
----
+
[source,terminal]
----
$ export BOOTSTRAP_OS_IMAGE="http://${BAREMETAL_IP}:8080/${RHCOS_QEMU_URI}?sha256=${RHCOS_QEMU_SHA256}"
$ export BOOTSTRAP_OS_IMAGE="http://${BAREMETAL_IP}:8080/${RHCOS_QEMU_PATH}?sha256=${RHCOS_QEMU_UNCOMPRESSED_SHA256}"
----
+
[source,terminal]
@@ -144,7 +129,7 @@ $ echo " bootstrapOSImage=${BOOTSTRAP_OS_IMAGE}"
----
platform:
baremetal:
bootstrapOSImage: http://<BAREMETAL_IP>:8080/<RHCOS_QEMU_URI>?sha256=<RHCOS_QEMU_SHA256>
bootstrapOSImage: http://<BAREMETAL_IP>:8080/<RHCOS_QEMU_PATH>?sha256=<RHCOS_QEMU_UNCOMPRESSED_SHA256>
----
+
See the "Configuration files" section for additional details.